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. Author manuscript; available in PMC: 2020 Oct 1.
Published in final edited form as: Am J Prev Med. 2019 Oct;57(4):515–524. doi: 10.1016/j.amepre.2019.05.010

Figure 1.

Figure 1.

Number of total (A) and study (B) cigarettes smoked per day from baseline through Week 6 of the study.

NNC, normal nicotine content; NRT, nicotine-replacement therapy; VLNC, very low nicotine content.